On Thu, Jun 27, 2019 at 10:04:50PM +0200, Martin Bjorklund wrote: > Juergen Schoenwaelder <j.schoenwael...@jacobs-university.de> wrote: > > On Thu, Jun 27, 2019 at 09:52:56PM +0200, Martin Bjorklund wrote: > > > > Yes, good point, I think the phrase "by a different hardware > > > > component" should be removed. It seems last-change should change when > > > > I unplug a component and I plug it back shortly after, i.e., a > > > > component is replaced by itself. So we have: > > > > > > > > "The last time a new hardware component has been added to the > > > > '/hardware/component' list, or a hardware component has been > > > > removed from the '/hardware/component' list, or a hardware > > > > component in the '/hardware/component' list has been > > > > replaced." > > > > > > I think that this is still not clear what it means that a component > > > has been replaced. Do you mean "replaced by a different hardware > > > component"? > > > > > > Otherwise (unplug then plug in the same component), the system either > > > detects the removal and thus updates last-change, or it doesn't detect > > > the quick removal/insertion, and then it can't do anything. Thus, I > > > don't think this case needs special treatment, and the text could be > > > just: > > > > > > "The last time a new hardware component has been added to the > > > '/hardware/component' list, or a hardware component has been > > > removed from the '/hardware/component' list." > > > > > > > The question is whether every implementor will figure out that if the > > component found in some slot x-y-z is different from what is expected > > to be in slot x-y-z, this must be seen as a remove + add combination. > > If we include 'replace', then it may be clearer that even in the case > > where what is in slot x-y-z has changed, the last-change must be > > updated. (That is, the list element with the same name still exists > > but it is different from what was there before with the same name.) > > But then we're back to where we started - what exactly does "different > from what was there before" mean? Presumably that some leaf's value > is different...? >
Go back some emails, I have removed the 'different' phrase. /js -- Juergen Schoenwaelder Jacobs University Bremen gGmbH Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany Fax: +49 421 200 3103 <https://www.jacobs-university.de/> _______________________________________________ netmod mailing list netmod@ietf.org https://www.ietf.org/mailman/listinfo/netmod